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2009 Mercury Grand Marquis LS 4.6L Differential
In doing research, I found this whine is not uncommon in the Crown Vic, Grand Marquis and others using Ford's 8.8 diff. This is not a howl as caused by improper backlash but a high pitch whine occurring at all road speeds and almost sounds like tires excep...
Summary posted 3/11/2024
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Message Closed w/Summary
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17 Replies Received
17 Replies Received
Related Documents & Media | VIN | 2MEHM75V69 |
| Engine | 4.6 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Differential |
| Conditions | Whine |
| Misc. | ABS W/Traction Control, Standard Non Limited Slip Diff |
Message Closed w/Summary
Vehicle Data
2009 Mercury Grand Marquis LS
| VIN | 2MEHM75V69 |
| Engine | 4.6 L / 8 cyl / FLEX |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Differential |
| Conditions | Whine |
| Misc. | ABS W/Traction Control, Standard Non Limited Slip Diff |
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